GCC provides experimental support for the 2011 ISO C++ standard. This support can be enabled with the -std=c++11 or -std=gnu++11 compiler options; the former disables GNU extensions.

Now consider there is a file named xxx.cpp and needs libs in lib folder and include folder that is one level up. The equivalent of g++ and microsoft compiler cl are as below: libfftw3.a and libfftw3-3.lib are in lib folder